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Clinical Trial Summary

The purpose of this study is to compare the effectiveness of using topical cream of Ping On Ointment and using Vaseline cream in the treatment of temporomandibular joint (TMJ) and masticatory muscle pain, in order to establish the true efficacy of Ping On Ointment. Both Ping On Ointment and Vaseline are considered intervention.


Clinical Trial Description

Aims: To compare the effectiveness of using topical cream of Ping On Ointment and using Vaseline cream in the treatment of temporomandibular joint (TMJ) and masticatory muscle pain, in order to establish the true efficacy of Ping On Ointment. Methods: In this randomized, double-blinded, placebo-controlled trial, 55 subjects with TMJ and/or masticatory pain (Group 1 patients according to the Research Diagnostic Criteria for Temporomandibular Disorder (RDC/TMD) received Ping On Ointment for 4 weeks; or placebo for 4 weeks. Subjects were evaluated with standard measures of efficacy: pain intensity measured by visual analogue scale and maximal comfortable mandibular opening, at baseline and again after 4 weeks of treatment. ;


Study Design

Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Investigator, Outcomes Assessor), Primary Purpose: Treatment


Related Conditions & MeSH terms


NCT number NCT00812604
Study type Interventional
Source The University of Hong Kong
Contact
Status Completed
Phase N/A
Start date April 2007
Completion date September 2008

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